用erlang编写lists:keyfind/3用erlang编写nif的lists:keyfind/3%%lists:keyfind/3keyfinds(_Key,_N,[])-f
用erlang编写lists:keyfind/3
用erlang编写nif的lists:keyfind/3
%%lists:keyfind/3keyfinds(_Key,_N,[])->false;keyfinds(Key,N,[H|T])->case Key=:=element(N,H) oftrue ->H;false ->keyfinds(Key,N,T)end.
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